Twin stacker delivery



FIG. 1 is a front elevational view of a twin stacker delivery according to my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a right, front perspective view thereof; and,

FIG. 7 is a left, front perspective view thereof. 

The ornamental design for a twin stacker delivery, as shown and described. 